package io.renren.service;

import io.renren.common.utils.PageUtils;
import io.renren.entity.PriceBookEntity;

import java.util.Date;
import java.util.Map;

import com.baomidou.mybatisplus.service.IService;

/**
 * 价格走势表
 *
 * @author chenshun
 * @email sunlightcs@gmail.com
 * @date 2018-04-16 23:59:55
 */
public interface PriceBookService extends IService<PriceBookEntity> {

	PageUtils queryPage(Map<String, Object> params);

	/**
	 * 统计当日成交量
	 * 
	 * @return
	 */
	Long totalVolume(Date startOfDay);
}
